Fire pot



E. J. HORN Oct. 2, 1923..

FIRE POT Filed May 51. 1922 2 Sheets-Sheet 1 ndenia'z glxj (jammy 'Oct. 2, 1923, 1,469,598

5. J. HORN FIRE POT Filed May 51. 1922 2 Sheets-$heet 2 h-Qmfam pct including the improvenien h V x TF 2 1s a, lanv \vofithechimne Show 'D .1 1 mg also-the =preheat1ng tube and burner;-

- Fig. 3.

Patented l QctiZ, 1923.

' EDWARD-1a. (H/GEN, or iiQYAL QAVK, IoHIeAu; QAssrerr'os To ins'rnoi r eegmhwp MANUFACTURING corliremgorDE RO ,ivucnre mai eospoue rzou or ien-L;

GAR,

- a piig'ation filedir'a' e'l, 32

Royal Oakyin the counfty of Oaklandand Z 5 State' of lsflichigan, have invented certain new and useful Improvements in Fire Pots,

' 'of which the folloWin is a 's eeificetionn Q D {Th'is -invention'ielates'to Jfire pots or plumbers furnaces; it'fhasffor 'its object a 19 device'oftlns kind in which the-chimney or coilicup isarrangedto permit the burner to' lbe ireinove'd Kvilzlaciiit disconnecting 1: the if'coi'l cup'from'the.gricl"nor 'd1se ngag1n'g-thej V I an? assembly 0f the pa'rts' and "an-arrange gridiron! the supporting posts 1'5: Another feature described nl c'laimedin' i I thiseippligitxtidn 'is the detachable conneeti between the coil cup orfchimney a id tlie grid- Inthe drawingsiza Fig 1 1s anelevatIon of Fig. 3"is anelevation (ifth dlimilqyf reg mes section?o'ri-jthe liheof Fig/5 is grid; I a

From Fig; 1 the usual parts 'WlllCll go. to

F make up a fire. pot .can'be'discerned. a-i's" i the fuel oil container; Z the shield support-t ed upon the grid 0. This grid supported L upon the posts (Z. A bail 6 can he used to lift the pot. A pump f furnishes theair pressure to eject the fuel oil. g-desig+- V mates the fueloil pipe Which has annion' nut connection h with the valve-casing '4'.

i This fuel oil "pipe carries the preheating 7 tube as] and has a convolution aboveythe 4o burner jetopening (not shown). I pre 'fer to employ. a burner shell. such as described and claimed in the application of Frederick ':L.' Lindorf, No 515500; however, the preheating tube and the burner can V {lathe burner parts including the preheating V a I V tubes, -c anbe removed 'through the sides of, These preheating tubes or c'oils often'be 1 Y have the familiarc-oil form which is in 7 common use in fire pots.

' come stopped up and require removal {to clean them.

is necessary to IGIHOVQ thG grid from the' Improvement obj ect *ef {the present invention to I: provide 'eorniileteiire; r y r v -This; s"accornplished by providing a y a sectional detail showing how- I V y the chimney det'achably engages-with the 'tube 1s m the form o'ffa CV, ()I1.Y,.HOWQVQI,' "th s term becomes amisnomer lll tllls case ivh'ere the preheating tube does "not take 7 Withthefordinary fire pot it a I however"; have beenfimagzle on'th1s1 construction by eniploylng a} hinged,

.seCtioiriinQ-the'grid and also yprovidi'ng i ioep in theij gr d; Sa es the preheatihg tubepas'ses' over the gridiandthrti this loop." -.j {Hencethe pi'pq'can beli ft ilbut of *thei;

grid Without disconnecting i the grid from;

ever, in eachof these forms 'tliefbiirnerjtube this" m ly she made; Flt th mam; i'vhich {will i not only "permit the; re:

engaging the -grid Will also permit the bodily removal of theburner tubewith the prehefitingtube;

of ea or ldoors k ithe side-or the C1; HQ, 7 y r l c'all 'this-frnember, a fchinmeyffor the-re on that 'this?termseemfm6r gp 1i 1 --'oable'" tvith"theftype of.preheatinfi ftubethat a I preferably employ: "Ordinarilythis-elei merit is-ca lled acoil cup for the preheatin-g' their rear edgesrolled over to form knuckle eyes m. Themain shell of theo chininey has "portions bent over t0 form knuckle eyes- 1%.

These carry the usual hingeupintles 0 to'complete the "hinges; A pivoted haspj? isused to engage the keeper g and-lock the; two doors'tqqethen i I j Now obviously- When itlis desirable tore-f move the burner unitsinsideof the' chimney, 9 5 all that is necessary to do, is to open the doors and,afterdisconnecting the'union nut the chimney.- v o Ordinarily the coil cup orchirnney is se cured'to the gfridby threaded tud th r 7 v Welded or riveted @toi thetop fth hi e and which pass through perforations in the F grid; 'Nuts run on thetopof these studs w i secure the 'c'oil'eup removably to the I However, this is not a quickly detachable connection as it is considerable trouble to remove the one from the other. e

I provide a muchfbetterflandquickerassembly by casting lugs or hooks 1*" on the bottom of the grid. The chimney is made with three turned out ears 8 projecting from the top" edgda'nd' each provided With'a central boss t. Now, obviously,'thechimney maybe; assembled ,onto the bottom of the grid by? mating one earto the sid f each lug onthe bottom of the grid, then turning the chim ney in rotation to bring'the ears nbet veen the lugs m me bottom ofthe grid. The Y 15 .bossed portions Z of the ears may then rest on the topslof the lugs and the chimney will not ordinarily come loose lfroin the grid; Or

.forthat matterthe'l boss may beof such depth as to requirea slight distortion or the springing of the metal when the parts are i turned into vplay.

Whatl claim isz: I i V i I 1. In a fire pot the combination of an integral grid, a chimney secured thereto proyided with means to permit the opening up ofthe side of the chimney, and a burner and preheating tube having a detachable support and which may be removed laterally through the side jof-the chimney whenl-the same is QR -il HP: is a c, i 2. In a fire pot, the combinationcf a i tegral gri-ch' a chimney secured-to; the grid, 7

and; provided withla pairotgates or doors 3; In a fire pot, the combination of anin= tegral grid, a chimney secured to the grid 7 and provided with .a swinging section on the side of the chimney which allovvsca'n opening to be had into the interior of the chimney, and a preheatingtube and'burner detaehably supportediand ivh'ichi be removed laterally through the side'of the :ch i mney" when the pivoted section isopened;

V 4. In a fire pot, the combination of a'grid,

a chimney secured, thereto provided With a pair of doors in its side, a hasp and keeper r for keeping the s 'ame close d, and a p'rel eating tube and burner I detachably- {supported Q and which can be removed lateraily a's a i unit through the doors hen thesame are Que V .51" Ina fire pot the combination ofaninte grel supporting grid, e depending chimney secured to,t he grid a preheating tube and burneridetachably supportedlon' the fire, pot

and entending into the chimney} below; the

gridfr the chimney heing providedlgyith e door exten dlng vertically below the grid for a distancesufiicientitopermit the removal of the preheating tube eind burne'r laterally' y when detached from the the ,pot.

6. In a fire'pot the combination of anr inand burner detachablysupportedon theifire grid and providedivitha door of sufiicient' "area to permit the lateral removal e f-the preheating tube and burner .vvhen detached l v A fromithe fire pot. 1

65 tegral supporting grid a preheatingitube Intesti nonyyvhereot.1 aifix my signature.

' V EDWARDQTQHOEN; 

